:root {
  --bg: #f3eee5;
  --panel: rgba(255, 251, 245, 0.92);
  --panel-strong: #fffdf8;
  --line: rgba(66, 48, 26, 0.12);
  --text: #1f1b17;
  --muted: #7a6d5d;
  --brand: #7a4f20;
  --brand-dark: #1d1610;
  --success: #1f7a4f;
  --warning: #a56d17;
  --danger: #b44133;
  --shadow: 0 18px 50px rgba(78, 58, 31, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(227, 189, 121, 0.28), transparent 28%),
    linear-gradient(180deg, #f8f2e8 0%, #efe7da 100%);
  color: var(--text);
  font: 14px/1.6 "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

a {
  color: inherit;
  text-decoration: none;
}

.admin-login-body {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 32px;
}

.login-shell {
  width: min(960px, 100%);
}

.login-panel {
  padding: 40px;
  border: 1px solid rgba(255, 250, 242, 0.5);
  border-radius: 28px;
  background:
    linear-gradient(135deg, rgba(255, 252, 247, 0.9), rgba(244, 235, 219, 0.92));
  box-shadow: 0 30px 80px rgba(67, 48, 20, 0.18);
}

.login-brand,
.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 54px;
  border-radius: 18px;
  background: linear-gradient(135deg, #1d1610, #8b5c29);
  color: #fff8ef;
  font-size: 24px;
  font-weight: 700;
}

.brand-kicker,
.content-kicker {
  margin: 0 0 6px;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.login-brand h1,
.sidebar-brand h1,
.content-header h2 {
  margin: 0;
  font-size: 28px;
  line-height: 1.2;
}

.login-copy {
  margin: 28px 0;
}

.login-copy p {
  margin: 0 0 14px;
  color: #54493c;
  font-size: 16px;
}

.login-points {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
}

.login-form,
.admin-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.field-block {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.field-block span,
.form-box legend {
  font-weight: 600;
  color: #40362d;
}

input,
select,
textarea,
button {
  font: inherit;
}

input,
select,
textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.88);
  color: var(--text);
  outline: none;
}

input:focus,
select:focus,
textarea:focus {
  border-color: rgba(122, 79, 32, 0.5);
  box-shadow: 0 0 0 4px rgba(122, 79, 32, 0.08);
}

.primary-button,
.ghost-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border: 0;
  border-radius: 14px;
  cursor: pointer;
}

.primary-button {
  background: linear-gradient(135deg, var(--brand-dark), var(--brand));
  color: #fff8ef;
  box-shadow: 0 14px 28px rgba(93, 62, 24, 0.18);
}

.ghost-button {
  width: 100%;
  background: rgba(255, 251, 245, 0.08);
  color: #f9efe0;
  border: 1px solid rgba(255, 241, 221, 0.18);
}

.login-note {
  margin-top: 22px;
  padding: 18px;
  border-radius: 16px;
  background: rgba(255, 248, 237, 0.8);
  color: #5a4d40;
}

.login-note p {
  margin: 8px 0 0;
}

.alert {
  margin-bottom: 18px;
  padding: 14px 16px;
  border-radius: 14px;
}

.alert-success {
  background: rgba(31, 122, 79, 0.1);
  color: var(--success);
}

.alert-error {
  background: rgba(180, 65, 51, 0.1);
  color: var(--danger);
}

.admin-body {
  min-height: 100vh;
}

.admin-layout {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  align-items: start;
  min-height: 100vh;
}

.sidebar {
  position: sticky;
  top: 0;
  display: flex;
  flex-direction: column;
  align-self: start;
  height: 100vh;
  overflow-y: auto;
  padding: 28px 22px;
  background: linear-gradient(180deg, #1f1710 0%, #3a2b1e 100%);
  color: #f9f0e2;
}

.sidebar-nav {
  display: flex;
  flex: 1 1 auto;
  flex-direction: column;
  gap: 8px;
  margin-top: 30px;
}

.nav-item {
  padding: 12px 14px;
  border-radius: 14px;
  color: rgba(249, 240, 226, 0.82);
}

.nav-item.is-active {
  background: rgba(255, 247, 236, 0.12);
  color: #fff8ef;
}

.sidebar-footer {
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 241, 221, 0.12);
  color: rgba(249, 240, 226, 0.75);
}

.sidebar-footer p {
  margin: 0 0 8px;
}

.content {
  min-width: 0;
  padding: 28px;
}

.content-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 22px;
}

.content-desc {
  max-width: 760px;
  margin: 10px 0 0;
  color: var(--muted);
}

.header-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.meta-pill,
.status-pill,
.plan-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}

.meta-pill {
  background: rgba(122, 79, 32, 0.1);
  color: var(--brand);
}

.status-pill.is-success {
  background: rgba(31, 122, 79, 0.12);
  color: var(--success);
}

.status-pill.is-danger {
  background: rgba(180, 65, 51, 0.12);
  color: var(--danger);
}

.status-pill.is-warning,
.plan-tag {
  background: rgba(165, 109, 23, 0.12);
  color: var(--warning);
}

.panel-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-bottom: 18px;
}

.metric-card,
.panel-card {
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.metric-card {
  padding: 22px;
}

.metric-label {
  display: block;
  color: var(--muted);
  font-size: 13px;
}

.metric-value {
  display: block;
  margin-top: 8px;
  font-size: 34px;
  line-height: 1.1;
}

.metric-sub {
  display: block;
  margin-top: 10px;
  color: var(--muted);
}

.panel-card {
  padding: 22px;
}

.panel-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.panel-head h3 {
  margin: 0;
  font-size: 20px;
}

.panel-head p {
  margin: 8px 0 0;
  color: var(--muted);
}

.list-stack {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 18px;
  border-radius: 18px;
  background: rgba(245, 238, 228, 0.76);
}

.list-item p {
  margin: 6px 0 0;
  color: var(--muted);
}

.item-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  white-space: nowrap;
}

.split-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(320px, 0.9fr);
  gap: 18px;
}

.stack-layout {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.table-wrap {
  overflow-x: auto;
}

.table {
  width: 100%;
  border-collapse: collapse;
  min-width: 860px;
}

.table th,
.table td {
  padding: 14px 12px;
  border-bottom: 1px solid rgba(66, 48, 26, 0.08);
  text-align: left;
  vertical-align: top;
}

.table th {
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
}

.table-title {
  font-weight: 600;
}

.table-sub {
  margin-top: 4px;
  color: var(--muted);
  font-size: 12px;
}

.mono-cell {
  font-family: Consolas, "Courier New", monospace;
  font-size: 12px;
}

.empty-cell,
.empty-note {
  padding: 24px;
  text-align: center;
  color: var(--muted);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.form-grid.three-columns {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.form-grid .full-width {
  grid-column: 1 / -1;
}

.checkbox-field {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 46px;
  padding: 0 12px;
  border-radius: 14px;
  background: rgba(245, 238, 228, 0.76);
  color: #40362d;
}

.checkbox-field input {
  width: auto;
  margin: 0;
}

.plan-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 18px;
}

.plan-card,
.form-box {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(245, 238, 228, 0.76);
}

.plan-card h4 {
  margin: 12px 0 10px;
  font-size: 18px;
}

.plan-price {
  margin: 0 0 6px;
  font-size: 28px;
  font-weight: 700;
}

.form-box {
  min-width: 0;
}

.form-box legend {
  padding: 0 8px;
}

@media (max-width: 1180px) {
  .panel-grid,
  .plan-grid,
  .form-grid.three-columns {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .split-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .admin-layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    height: auto;
    overflow: visible;
  }

  .content-header {
    flex-direction: column;
  }

  .panel-grid,
  .plan-grid,
  .form-grid,
  .form-grid.three-columns {
    grid-template-columns: 1fr;
  }
}